Description: This function allows the user to check penetration.
Usage:
1. DSI prompts:
> SELECT MASTER PART
2. DSI prompts:
> SELECT SLAVE PART
3. The ¡°Penetration Check¡± window pops up. See the following figure.
4. After setting parameters, click ¡°Check¡±, DSI prompts:
> xxxx ELEMENTS BE PENETRATED